(c) Take measures to establish an effective, reliable and independent complaints mechanism to undertake prompt and impartial investigations into allegations of ill-treatment or torture by police and other public officials and to punish the offenders;
c) Adopte medidas a fin de establecer un mecanismo eficaz, fiable e independiente para investigar con prontitud e imparcialidad las denuncias de malos tratos o de tortura a manos de la policía y otros funcionarios públicos y castigar a los culpables.